Erreur transmission de commande : paramètre incorrect ($_GET["firstname"] => ), (url => /fr/merchantorder/add?id_merchant=1674&token=f7b2d3bf331d7f73d4640c7a62680aecc7cd5f37&private_key=33b07e70324cb676f030e91e0c8da6ba94e468ad&ref_order=21084&email=contact%40librairie-permaculturelle.fr&amount=18.000000&iso_currency=EUR&company=Comice+agricole&firstname=&lastname=Client+divers&address=&postcode=24270&city=Lanouaille&iso_country=FR&phone=&iso_lang=fr&wait=0&date_order=2023-10-22+21%3A48%3A28)